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232131000401 = 727396780489
BaseRepresentation
bin1101100000110000010…
…1011111100001010001
3211012011121102121212022
43120030011133201101
512300401014003101
6254350044541225
722525264643006
oct3301405374121
9735147377768
10232131000401
118a49a997393
1238ba4251815
1318b75037551
14b3415658ad
1560891daa1b
hex360c15f851

232131000401 has 8 divisors (see below), whose sum is σ = 232511784960. Its totient is φ = 231750386208.

The previous prime is 232131000391. The next prime is 232131000443. The reversal of 232131000401 is 104000131232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 232131000401 - 210 = 232130999377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232131000401.

It is not an unprimeable number, because it can be changed into a prime (232131008401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2843765 + ... + 2924253.

It is an arithmetic number, because the mean of its divisors is an integer number (29063973120).

Almost surely, 2232131000401 is an apocalyptic number.

It is an amenable number.

232131000401 is a deficient number, since it is larger than the sum of its proper divisors (380784559).

232131000401 is an equidigital number, since it uses as much as digits as its factorization.

232131000401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85183.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 232131000401 its reverse (104000131232), we get a palindrome (336131131633).

The spelling of 232131000401 in words is "two hundred thirty-two billion, one hundred thirty-one million, four hundred one", and thus it is an aban number.

Divisors: 1 727 3967 80489 2884009 58515503 319299863 232131000401